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-rw-r--r--drivers/ata/Kconfig28
-rw-r--r--drivers/ata/Makefile1
-rw-r--r--drivers/ata/acard-ahci.c528
-rw-r--r--drivers/ata/ahci.h3
-rw-r--r--drivers/ata/libahci.c11
-rw-r--r--drivers/ata/libata-scsi.c60
-rw-r--r--drivers/ata/pata_hpt366.c51
-rw-r--r--drivers/ata/pata_hpt37x.c236
-rw-r--r--drivers/ata/pata_hpt3x2n.c150
-rw-r--r--drivers/scsi/ipr.c2
-rw-r--r--drivers/scsi/libsas/sas_scsi_host.c3
-rw-r--r--include/linux/libata.h6
12 files changed, 860 insertions, 219 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 36e2319..c6b298d 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -2,6 +2,14 @@
# SATA/PATA driver configuration
#
+config HAVE_PATA_PLATFORM
+ bool
+ help
+ This is an internal configuration node for any machine that
+ uses pata-platform driver to enable the relevant driver in the
+ configuration structure without having to submit endless patches
+ to update the PATA_PLATFORM entry.
+
menuconfig ATA
tristate "Serial ATA and Parallel ATA drivers"
depends on HAS_IOMEM
@@ -90,6 +98,14 @@ config SATA_INIC162X
help
This option enables support for Initio 162x Serial ATA.
+config SATA_ACARD_AHCI
+ tristate "ACard AHCI variant (ATP 8620)"
+ depends on PCI
+ help
+ This option enables support for Acard.
+
+ If unsure, say N.
+
config SATA_SIL24
tristate "Silicon Image 3124/3132 SATA support"
depends on PCI
@@ -400,11 +416,11 @@ config PATA_HPT37X
If unsure, say N.
config PATA_HPT3X2N
- tristate "HPT 372N/302N PATA support"
+ tristate "HPT 371N/372N/302N PATA support"
depends on PCI
help
This option enables support for the N variant HPT PATA
- controllers via the new ATA layer
+ controllers via the new ATA layer.
If unsure, say N.
@@ -765,14 +781,6 @@ config PATA_PCMCIA
If unsure, say N.
-config HAVE_PATA_PLATFORM
- bool
- help
- This is an internal configuration node for any machine that
- uses pata-platform driver to enable the relevant driver in the
- configuration structure without having to submit endless patches
- to update the PATA_PLATFORM entry.
-
config PATA_PLATFORM
tristate "Generic platform device PATA support"
depends on EMBEDDED || PPC || HAVE_PATA_PLATFORM
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index 2b67c90..27291aa 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -3,6 +3,7 @@ obj-$(CONFIG_ATA) += libata.o
# non-SFF interface
obj-$(CONFIG_SATA_AHCI) += ahci.o libahci.o
+obj-$(CONFIG_SATA_ACARD_AHCI) += acard-ahci.o libahci.o
obj-$(CONFIG_SATA_AHCI_PLATFORM) += ahci_platform.o libahci.o
obj-$(CONFIG_SATA_FSL) += sata_fsl.o
obj-$(CONFIG_SATA_INIC162X) += sata_inic162x.o
diff --git a/drivers/ata/acard-ahci.c b/drivers/ata/acard-ahci.c
new file mode 100644
index 0000000..339c210
--- /dev/null
+++ b/drivers/ata/acard-ahci.c
@@ -0,0 +1,528 @@
+
+/*
+ * acard-ahci.c - ACard AHCI SATA support
+ *
+ * Maintained by: Jeff Garzik <jgarzik@pobox.com>
+ * Please ALWAYS copy linux-ide@vger.kernel.org
+ * on emails.
+ *
+ * Copyright 2010 Red Hat, Inc.
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ * libata documentation is available via 'make {ps|pdf}docs',
+ * as Documentation/DocBook/libata.*
+ *
+ * AHCI hardware documentation:
+ * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf
+ * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/blkdev.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/dma-mapping.h>
+#include <linux/device.h>
+#include <linux/dmi.h>
+#include <linux/gfp.h>
+#include <scsi/scsi_host.h>
+#include <scsi/scsi_cmnd.h>
+#include <linux/libata.h>
+#include "ahci.h"
+
+#define DRV_NAME "acard-ahci"
+#define DRV_VERSION "1.0"
+
+/*
+ Received FIS structure limited to 80h.
+*/
+
+#define ACARD_AHCI_RX_FIS_SZ 128
+
+enum {
+ AHCI_PCI_BAR = 5,
+};
+
+enum board_ids {
+ board_acard_ahci,
+};
+
+struct acard_sg {
+ __le32 addr;
+ __le32 addr_hi;
+ __le32 reserved;
+ __le32 size; /* bit 31 (EOT) max==0x10000 (64k) */
+};
+
+static void acard_ahci_qc_prep(struct ata_queued_cmd *qc);
+static bool acard_ahci_qc_fill_rtf(struct ata_queued_cmd *qc);
+static int acard_ahci_port_start(struct ata_port *ap);
+static int acard_ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
+
+#ifdef CONFIG_PM
+static int acard_ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
+static int acard_ahci_pci_device_resume(struct pci_dev *pdev);
+#endif
+
+static struct scsi_host_template acard_ahci_sht = {
+ AHCI_SHT("acard-ahci"),
+};
+
+static struct ata_port_operations acard_ops = {
+ .inherits = &ahci_ops,
+ .qc_prep = acard_ahci_qc_prep,
+ .qc_fill_rtf = acard_ahci_qc_fill_rtf,
+ .port_start = acard_ahci_port_start,
+};
+
+#define AHCI_HFLAGS(flags) .private_data = (void *)(flags)
+
+static const struct ata_port_info acard_ahci_port_info[] = {
+ [board_acard_ahci] =
+ {
+ AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ),
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &acard_ops,
+ },
+};
+
+static const struct pci_device_id acard_ahci_pci_tbl[] = {
+ /* ACard */
+ { PCI_VDEVICE(ARTOP, 0x000d), board_acard_ahci }, /* ATP8620 */
+
+ { } /* terminate list */
+};
+
+static struct pci_driver acard_ahci_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = acard_ahci_pci_tbl,
+ .probe = acard_ahci_init_one,
+ .remove = ata_pci_remove_one,
+#ifdef CONFIG_PM
+ .suspend = acard_ahci_pci_device_suspend,
+ .resume = acard_ahci_pci_device_resume,
+#endif
+};
+
+#ifdef CONFIG_PM
+static int acard_ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ struct ahci_host_priv *hpriv = host->private_data;
+ void __iomem *mmio = hpriv->mmio;
+ u32 ctl;
+
+ if (mesg.event & PM_EVENT_SUSPEND &&
+ hpriv->flags & AHCI_HFLAG_NO_SUSPEND) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "BIOS update required for suspend/resume\n");
+ return -EIO;
+ }
+
+ if (mesg.event & PM_EVENT_SLEEP) {
+ /* AHCI spec rev1.1 section 8.3.3:
+ * Software must disable interrupts prior to requesting a
+ * transition of the HBA to D3 state.
+ */
+ ctl = readl(mmio + HOST_CTL);
+ ctl &= ~HOST_IRQ_EN;
+ writel(ctl, mmio + HOST_CTL);
+ readl(mmio + HOST_CTL); /* flush */
+ }
+
+ return ata_pci_device_suspend(pdev, mesg);
+}
+
+static int acard_ahci_pci_device_resume(struct pci_dev *pdev)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ int rc;
+
+ rc = ata_pci_device_do_resume(pdev);
+ if (rc)
+ return rc;
+
+ if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
+ rc = ahci_reset_controller(host);
+ if (rc)
+ return rc;
+
+ ahci_init_controller(host);
+ }
+
+ ata_host_resume(host);
+
+ return 0;
+}
+#endif
+
+static int acard_ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac)
+{
+ int rc;
+
+ if (using_dac &&
+ !pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+ if (rc) {
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "64-bit DMA enable failed\n");
+ return rc;
+ }
+ }
+ } else {
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "32-bit DMA enable failed\n");
+ return rc;
+ }
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "32-bit consistent DMA enable failed\n");
+ return rc;
+ }
+ }
+ return 0;
+}
+
+static void acard_ahci_pci_print_info(struct ata_host *host)
+{
+ struct pci_dev *pdev = to_pci_dev(host->dev);
+ u16 cc;
+ const char *scc_s;
+
+ pci_read_config_word(pdev, 0x0a, &cc);
+ if (cc == PCI_CLASS_STORAGE_IDE)
+ scc_s = "IDE";
+ else if (cc == PCI_CLASS_STORAGE_SATA)
+ scc_s = "SATA";
+ else if (cc == PCI_CLASS_STORAGE_RAID)
+ scc_s = "RAID";
+ else
+ scc_s = "unknown";
+
+ ahci_print_info(host, scc_s);
+}
+
+static unsigned int acard_ahci_fill_sg(struct ata_queued_cmd *qc, void *cmd_tbl)
+{
+ struct scatterlist *sg;
+ struct acard_sg *acard_sg = cmd_tbl + AHCI_CMD_TBL_HDR_SZ;
+ unsigned int si, last_si = 0;
+
+ VPRINTK("ENTER\n");
+
+ /*
+ * Next, the S/G list.
+ */
+ for_each_sg(qc->sg, sg, qc->n_elem, si) {
+ dma_addr_t addr = sg_dma_address(sg);
+ u32 sg_len = sg_dma_len(sg);
+
+ /*
+ * ACard note:
+ * We must set an end-of-table (EOT) bit,
+ * and the segment cannot exceed 64k (0x10000)
+ */
+ acard_sg[si].addr = cpu_to_le32(addr & 0xffffffff);
+ acard_sg[si].addr_hi = cpu_to_le32((addr >> 16) >> 16);
+ acard_sg[si].size = cpu_to_le32(sg_len);
+ last_si = si;
+ }
+
+ acard_sg[last_si].size |= cpu_to_le32(1 << 31); /* set EOT */
+
+ return si;
+}
+
+static void acard_ahci_qc_prep(struct ata_queued_cmd *qc)
+{
+ struct ata_port *ap = qc->ap;
+ struct ahci_port_priv *pp = ap->private_data;
+ int is_atapi = ata_is_atapi(qc->tf.protocol);
+ void *cmd_tbl;
+ u32 opts;
+ const u32 cmd_fis_len = 5; /* five dwords */
+ unsigned int n_elem;
+
+ /*
+ * Fill in command table information. First, the header,
+ * a SATA Register - Host to Device command FIS.
+ */
+ cmd_tbl = pp->cmd_tbl + qc->tag * AHCI_CMD_TBL_SZ;
+
+ ata_tf_to_fis(&qc->tf, qc->dev->link->pmp, 1, cmd_tbl);
+ if (is_atapi) {
+ memset(cmd_tbl + AHCI_CMD_TBL_CDB, 0, 32);
+ memcpy(cmd_tbl + AHCI_CMD_TBL_CDB, qc->cdb, qc->dev->cdb_len);
+ }
+
+ n_elem = 0;
+ if (qc->flags & ATA_QCFLAG_DMAMAP)
+ n_elem = acard_ahci_fill_sg(qc, cmd_tbl);
+
+ /*
+ * Fill in command slot information.
+ *
+ * ACard note: prd table length not filled in
+ */
+ opts = cmd_fis_len | (qc->dev->link->pmp << 12);
+ if (qc->tf.flags & ATA_TFLAG_WRITE)
+ opts |= AHCI_CMD_WRITE;
+ if (is_atapi)
+ opts |= AHCI_CMD_ATAPI | AHCI_CMD_PREFETCH;
+
+ ahci_fill_cmd_slot(pp, qc->tag, opts);
+}
+
+static bool acard_ahci_qc_fill_rtf(struct ata_queued_cmd *qc)
+{
+ struct ahci_port_priv *pp = qc->ap->private_data;
+ u8 *rx_fis = pp->rx_fis;
+
+ if (pp->fbs_enabled)
+ rx_fis += qc->dev->link->pmp * ACARD_AHCI_RX_FIS_SZ;
+
+ /*
+ * After a successful execution of an ATA PIO data-in command,
+ * the device doesn't send D2H Reg FIS to update the TF and
+ * the host should take TF and E_Status from the preceding PIO
+ * Setup FIS.
+ */
+ if (qc->tf.protocol == ATA_PROT_PIO && qc->dma_dir == DMA_FROM_DEVICE &&
+ !(qc->flags & ATA_QCFLAG_FAILED)) {
+ ata_tf_from_fis(rx_fis + RX_FIS_PIO_SETUP, &qc->result_tf);
+ qc->result_tf.command = (rx_fis + RX_FIS_PIO_SETUP)[15];
+ } else
+ ata_tf_from_fis(rx_fis + RX_FIS_D2H_REG, &qc->result_tf);
+
+ return true;
+}
+
+static int acard_ahci_port_start(struct ata_port *ap)
+{
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ struct device *dev = ap->host->dev;
+ struct ahci_port_priv *pp;
+ void *mem;
+ dma_addr_t mem_dma;
+ size_t dma_sz, rx_fis_sz;
+
+ pp = devm_kzalloc(dev, sizeof(*pp), GFP_KERNEL);
+ if (!pp)
+ return -ENOMEM;
+
+ /* check FBS capability */
+ if ((hpriv->cap & HOST_CAP_FBS) && sata_pmp_supported(ap)) {
+ void __iomem *port_mmio = ahci_port_base(ap);
+ u32 cmd = readl(port_mmio + PORT_CMD);
+ if (cmd & PORT_CMD_FBSCP)
+ pp->fbs_supported = true;
+ else if (hpriv->flags & AHCI_HFLAG_YES_FBS) {
+ dev_printk(KERN_INFO, dev,
+ "port %d can do FBS, forcing FBSCP\n",
+ ap->port_no);
+ pp->fbs_supported = true;
+ } else
+ dev_printk(KERN_WARNING, dev,
+ "port %d is not capable of FBS\n",
+ ap->port_no);
+ }
+
+ if (pp->fbs_supported) {
+ dma_sz = AHCI_PORT_PRIV_FBS_DMA_SZ;
+ rx_fis_sz = ACARD_AHCI_RX_FIS_SZ * 16;
+ } else {
+ dma_sz = AHCI_PORT_PRIV_DMA_SZ;
+ rx_fis_sz = ACARD_AHCI_RX_FIS_SZ;
+ }
+
+ mem = dmam_alloc_coherent(dev, dma_sz, &mem_dma, GFP_KERNEL);
+ if (!mem)
+ return -ENOMEM;
+ memset(mem, 0, dma_sz);
+
+ /*
+ * First item in chunk of DMA memory: 32-slot command table,
+ * 32 bytes each in size
+ */
+ pp->cmd_slot = mem;
+ pp->cmd_slot_dma = mem_dma;
+
+ mem += AHCI_CMD_SLOT_SZ;
+ mem_dma += AHCI_CMD_SLOT_SZ;
+
+ /*
+ * Second item: Received-FIS area
+ */
+ pp->rx_fis = mem;
+ pp->rx_fis_dma = mem_dma;
+
+ mem += rx_fis_sz;
+ mem_dma += rx_fis_sz;
+
+ /*
+ * Third item: data area for storing a single command
+ * and its scatter-gather table
+ */
+ pp->cmd_tbl = mem;
+ pp->cmd_tbl_dma = mem_dma;
+
+ /*
+ * Save off initial list of interrupts to be enabled.
+ * This could be changed later
+ */
+ pp->intr_mask = DEF_PORT_IRQ;
+
+ ap->private_data = pp;
+
+ /* engage engines, captain */
+ return ahci_port_resume(ap);
+}
+
+static int acard_ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ static int printed_version;
+ unsigned int board_id = ent->driver_data;
+ struct ata_port_info pi = acard_ahci_port_info[board_id];
+ const struct ata_port_info *ppi[] = { &pi, NULL };
+ struct device *dev = &pdev->dev;
+ struct ahci_host_priv *hpriv;
+ struct ata_host *host;
+ int n_ports, i, rc;
+
+ VPRINTK("ENTER\n");
+
+ WARN_ON(ATA_MAX_QUEUE > AHCI_MAX_CMDS);
+
+ if (!printed_version++)
+ dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
+
+ /* acquire resources */
+ rc = pcim_enable_device(pdev);
+ if (rc)
+ return rc;
+
+ /* AHCI controllers often implement SFF compatible interface.
+ * Grab all PCI BARs just in case.
+ */
+ rc = pcim_iomap_regions_request_all(pdev, 1 << AHCI_PCI_BAR, DRV_NAME);
+ if (rc == -EBUSY)
+ pcim_pin_device(pdev);
+ if (rc)
+ return rc;
+
+ hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL);
+ if (!hpriv)
+ return -ENOMEM;
+ hpriv->flags |= (unsigned long)pi.private_data;
+
+ if (!(hpriv->flags & AHCI_HFLAG_NO_MSI))
+ pci_enable_msi(pdev);
+
+ hpriv->mmio = pcim_iomap_table(pdev)[AHCI_PCI_BAR];
+
+ /* save initial config */
+ ahci_save_initial_config(&pdev->dev, hpriv, 0, 0);
+
+ /* prepare host */
+ if (hpriv->cap & HOST_CAP_NCQ)
+ pi.flags |= ATA_FLAG_NCQ;
+
+ if (hpriv->cap & HOST_CAP_PMP)
+ pi.flags |= ATA_FLAG_PMP;
+
+ ahci_set_em_messages(hpriv, &pi);
+
+ /* CAP.NP sometimes indicate the index of the last enabled
+ * port, at other times, that of the last possible port, so
+ * determining the maximum port number requires looking at
+ * both CAP.NP and port_map.
+ */
+ n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map));
+
+ host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports);
+ if (!host)
+ return -ENOMEM;
+ host->private_data = hpriv;
+
+ if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss)
+ host->flags |= ATA_HOST_PARALLEL_SCAN;
+ else
+ printk(KERN_INFO "ahci: SSS flag set, parallel bus scan disabled\n");
+
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
+
+ ata_port_pbar_desc(ap, AHCI_PCI_BAR, -1, "abar");
+ ata_port_pbar_desc(ap, AHCI_PCI_BAR,
+ 0x100 + ap->port_no * 0x80, "port");
+
+ /* set initial link pm policy */
+ /*
+ ap->pm_policy = NOT_AVAILABLE;
+ */
+ /* disabled/not-implemented port */
+ if (!(hpriv->port_map & (1 << i)))
+ ap->ops = &ata_dummy_port_ops;
+ }
+
+ /* initialize adapter */
+ rc = acard_ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64);
+ if (rc)
+ return rc;
+
+ rc = ahci_reset_controller(host);
+ if (rc)
+ return rc;
+
+ ahci_init_controller(host);
+ acard_ahci_pci_print_info(host);
+
+ pci_set_master(pdev);
+ return ata_host_activate(host, pdev->irq, ahci_interrupt, IRQF_SHARED,
+ &acard_ahci_sht);
+}
+
+static int __init acard_ahci_init(void)
+{
+ return pci_register_driver(&acard_ahci_pci_driver);
+}
+
+static void __exit acard_ahci_exit(void)
+{
+ pci_unregister_driver(&acard_ahci_pci_driver);
+}
+
+MODULE_AUTHOR("Jeff Garzik");
+MODULE_DESCRIPTION("ACard AHCI SATA low-level driver");
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(pci, acard_ahci_pci_tbl);
+MODULE_VERSION(DRV_VERSION);
+
+module_init(acard_ahci_init);
+module_exit(acard_ahci_exit);
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 329cbbb..3e606c3 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -311,6 +311,8 @@ extern struct device_attribute *ahci_sdev_attrs[];
extern struct ata_port_operations ahci_ops;
+void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
+ u32 opts);
void ahci_save_initial_config(struct device *dev,
struct ahci_host_priv *hpriv,
unsigned int force_port_map,
@@ -326,6 +328,7 @@ int ahci_stop_engine(struct ata_port *ap);
void ahci_start_engine(struct ata_port *ap);
int ahci_check_ready(struct ata_link *link);
int ahci_kick_engine(struct ata_port *ap);
+int ahci_port_resume(struct ata_port *ap);
void ahci_set_em_messages(struct ahci_host_priv *hpriv,
struct ata_port_info *pi);
int ahci_reset_em(struct ata_host *host);
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index ebc08d65..26d4523 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -87,10 +87,7 @@ static int ahci_hardreset(struct ata_link *link, unsigned int *class,
static void ahci_postreset(struct ata_link *link, unsigned int *class);
static void ahci_error_handler(struct ata_port *ap);
static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
-static int ahci_port_resume(struct ata_port *ap);
static void ahci_dev_config(struct ata_device *dev);
-static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
- u32 opts);
#ifdef CONFIG_PM
static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg);
#endif
@@ -1133,8 +1130,8 @@ static unsigned int ahci_dev_classify(struct ata_port *ap)
return ata_dev_classify(&tf);
}
-static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
- u32 opts)
+void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
+ u32 opts)
{
dma_addr_t cmd_tbl_dma;
@@ -1145,6 +1142,7 @@ static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
pp->cmd_slot[tag].tbl_addr = cpu_to_le32(cmd_tbl_dma & 0xffffffff);
pp->cmd_slot[tag].tbl_addr_hi = cpu_to_le32((cmd_tbl_dma >> 16) >> 16);
}
+EXPORT_SYMBOL_GPL(ahci_fill_cmd_slot);
int ahci_kick_engine(struct ata_port *ap)
{
@@ -1918,7 +1916,7 @@ static void ahci_pmp_detach(struct ata_port *ap)
writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK);
}
-static int ahci_port_resume(struct ata_port *ap)
+int ahci_port_resume(struct ata_port *ap)
{
ahci_power_up(ap);
ahci_start_port(ap);
@@ -1930,6 +1928,7 @@ static int ahci_port_resume(struct ata_port *ap)
return 0;
}
+EXPORT_SYMBOL_GPL(ahci_port_resume);
#ifdef CONFIG_PM
static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg)
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 66aa4be..5defc74 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -346,12 +346,11 @@ struct device_attribute *ata_common_sdev_attrs[] = {
};
EXPORT_SYMBOL_GPL(ata_common_sdev_attrs);
-static void ata_scsi_invalid_field(struct scsi_cmnd *cmd,
- void (*done)(struct scsi_cmnd *))
+static void ata_scsi_invalid_field(struct scsi_cmnd *cmd)
{
ata_scsi_set_sense(cmd, ILLEGAL_REQUEST, 0x24, 0x0);
/* "Invalid field in cbd" */
- done(cmd);
+ cmd->scsi_done(cmd);
}
/**
@@ -719,7 +718,6 @@ EXPORT_SYMBOL_GPL(ata_scsi_ioctl);
* ata_scsi_qc_new - acquire new ata_queued_cmd reference
* @dev: ATA device to which the new command is attached
* @cmd: SCSI command that originated this ATA command
- * @done: SCSI command completion function
*
* Obtain a reference to an unused ata_queued_cmd structure,
* which is the basic libata structure representing a single
@@ -736,21 +734,20 @@ EXPORT_SYMBOL_GPL(ata_scsi_ioctl);
* Command allocated, or %NULL if none available.
*/
static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev,
- struct scsi_cmnd *cmd,
- void (*done)(struct scsi_cmnd *))
+ struct scsi_cmnd *cmd)
{
struct ata_queued_cmd *qc;
qc = ata_qc_new_init(dev);
if (qc) {
qc->scsicmd = cmd;
- qc->scsidone = done;
+ qc->scsidone = cmd->scsi_done;
qc->sg = scsi_sglist(cmd);
qc->n_elem = scsi_sg_count(cmd);
} else {
cmd->result = (DID_OK << 16) | (QUEUE_FULL << 1);
- done(cmd);
+ cmd->scsi_done(cmd);
}
return qc;
@@ -1735,7 +1732,6 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc)
* ata_scsi_translate - Translate then issue SCSI command to ATA device
* @dev: ATA device to which the command is addressed
* @cmd: SCSI command to execute
- * @done: SCSI command completion function
* @xlat_func: Actor which translates @cmd to an ATA taskfile
*
* Our ->queuecommand() function has decided that the SCSI
@@ -1759,7 +1755,6 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc)
* needs to be deferred.
*/
static int ata_scsi_translate(struct ata_device *dev, struct scsi_cmnd *cmd,
- void (*done)(struct scsi_cmnd *),
ata_xlat_func_t xlat_func)
{
struct ata_port *ap = dev->link->ap;
@@ -1768,7 +1763,7 @@ static int ata_scsi_translate(struct ata_device *dev, struct scsi_cmnd *cmd,
VPRINTK("ENTER\n");
- qc = ata_scsi_qc_new(dev, cmd, done);
+ qc = ata_scsi_qc_new(dev, cmd);
if (!qc)
goto err_mem;
@@ -1804,14 +1799,14 @@ static int ata_scsi_translate(struct ata_device *dev, struct scsi_cmnd *cmd,
early_finish:
ata_qc_free(qc);
- qc->scsidone(cmd);
+ cmd->scsi_done(cmd);
DPRINTK("EXIT - early finish (good or error)\n");
return 0;
err_did:
ata_qc_free(qc);
cmd->result = (DID_ERROR << 16);
- qc->scsidone(cmd);
+ cmd->scsi_done(cmd);
err_mem:
DPRINTK("EXIT - internal\n");
return 0;
@@ -3116,7 +3111,6 @@ static inline void ata_scsi_dump_cdb(struct ata_port *ap,
}
static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd,
- void (*done)(struct scsi_cmnd *),
struct ata_device *dev)
{
u8 scsi_op = scmd->cmnd[0];
@@ -3150,9 +3144,9 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd,
}
if (xlat_func)
- rc = ata_scsi_translate(dev, scmd, done, xlat_func);
+ rc = ata_scsi_translate(dev, scmd, xlat_func);
else
- ata_scsi_simulate(dev, scmd, done);
+ ata_scsi_simulate(dev, scmd);
return rc;
@@ -3160,7 +3154,7 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd,
DPRINTK("bad CDB len=%u, scsi_op=0x%02x, max=%u\n",
scmd->cmd_len, scsi_op, dev->cdb_len);
scmd->result = DID_ERROR << 16;
- done(scmd);
+ scmd->scsi_done(scmd);
return 0;
}
@@ -3199,7 +3193,7 @@ int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
dev = ata_scsi_find_dev(ap, scsidev);
if (likely(dev))
- rc = __ata_scsi_queuecmd(cmd, cmd->scsi_done, dev);
+ rc = __ata_scsi_queuecmd(cmd, dev);
else {
cmd->result = (DID_BAD_TARGET << 16);
cmd->scsi_done(cmd);
@@ -3214,7 +3208,6 @@ int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
* ata_scsi_simulate - simulate SCSI command on ATA device
* @dev: the target device
* @cmd: SCSI command being sent to device.
- * @done: SCSI command completion function.
*
* Interprets and directly executes a select list of SCSI commands
* that can be handled internally.
@@ -3223,8 +3216,7 @@ int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
* spin_lock_irqsave(host lock)
*/
-void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
- void (*done)(struct scsi_cmnd *))
+void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)
{
struct ata_scsi_args args;
const u8 *scsicmd = cmd->cmnd;
@@ -3233,17 +3225,17 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
args.dev = dev;
args.id = dev->id;
args.cmd = cmd;
- args.done = done;
+ args.done = cmd->scsi_done;
switch(scsicmd[0]) {
/* TODO: worth improving? */
case FORMAT_UNIT:
- ata_scsi_invalid_field(cmd, done);
+ ata_scsi_invalid_field(cmd);
break;
case INQUIRY:
if (scsicmd[1] & 2) /* is CmdDt set? */
- ata_scsi_invalid_field(cmd, done);
+ ata_scsi_invalid_field(cmd);
else if ((scsicmd[1] & 1) == 0) /* is EVPD clear? */
ata_scsi_rbuf_fill(&args, ata_scsiop_inq_std);
else switch (scsicmd[2]) {
@@ -3269,7 +3261,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
ata_scsi_rbuf_fill(&args, ata_scsiop_inq_b2);
break;
default:
- ata_scsi_invalid_field(cmd, done);
+ ata_scsi_invalid_field(cmd);
break;
}
break;
@@ -3281,7 +3273,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
case MODE_SELECT: /* unconditionally return */
case MODE_SELECT_10: /* bad-field-in-cdb */
- ata_scsi_invalid_field(cmd, done);
+ ata_scsi_invalid_field(cmd);
break;
case READ_CAPACITY:
@@ -3292,7 +3284,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
if ((scsicmd[1] & 0x1f) == SAI_READ_CAPACITY_16)
ata_scsi_rbuf_fill(&args, ata_scsiop_read_cap);
else
- ata_scsi_invalid_field(cmd, done);
+ ata_scsi_invalid_field(cmd);
break;
case REPORT_LUNS:
@@ -3302,7 +3294,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
case REQUEST_SENSE:
ata_scsi_set_sense(cmd, 0, 0, 0);
cmd->result = (DRIVER_SENSE << 24);
- done(cmd);
+ cmd->scsi_done(cmd);
break;
/* if we reach this, then writeback caching is disabled,
@@ -3324,14 +3316,14 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
if ((tmp8 == 0x4) && (!scsicmd[3]) && (!scsicmd[4]))
ata_scsi_rbuf_fill(&args, ata_scsiop_noop);
else
- ata_scsi_invalid_field(cmd, done);
+ ata_scsi_invalid_field(cmd);
break;
/* all other commands */
default:
ata_scsi_set_sense(cmd, ILLEGAL_REQUEST, 0x20, 0x0);
/* "Invalid command operation code" */
- done(cmd);
+ cmd->scsi_done(cmd);
break;
}
}
@@ -3858,7 +3850,6 @@ EXPORT_SYMBOL_GPL(ata_sas_slave_configure);
/**
* ata_sas_queuecmd - Issue SCSI cdb to libata-managed device
* @cmd: SCSI command to be sent
- * @done: Completion function, called when command is complete
* @ap: ATA port to which the command is being sent
*
* RETURNS:
@@ -3866,18 +3857,17 @@ EXPORT_SYMBOL_GPL(ata_sas_slave_configure);
* 0 otherwise.
*/
-int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
- struct ata_port *ap)
+int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap)
{
int rc = 0;
ata_scsi_dump_cdb(ap, cmd);
if (likely(ata_dev_enabled(ap->link.device)))
- rc = __ata_scsi_queuecmd(cmd, done, ap->link.device);
+ rc = __ata_scsi_queuecmd(cmd, ap->link.device);
else {
cmd->result = (DID_BAD_TARGET << 16);
- done(cmd);
+ cmd->scsi_done(cmd);
}
return rc;
}
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index 7688868..d7e57db 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -25,7 +25,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt366"
-#define DRV_VERSION "0.6.8"
+#define DRV_VERSION "0.6.9"
struct hpt_clock {
u8 xfer_mode;
@@ -110,18 +110,23 @@ static const struct hpt_clock hpt366_25[] = {
{ 0, 0x01208585 }
};
-static const char *bad_ata33[] = {
- "Maxtor 92720U8", "Maxtor 92040U6", "Maxtor 91360U4", "Maxtor 91020U3", "Maxtor 90845U3", "Maxtor 90650U2",
- "Maxtor 91360D8", "Maxtor 91190D7", "Maxtor 91020D6", "Maxtor 90845D5", "Maxtor 90680D4", "Maxtor 90510D3", "Maxtor 90340D2",
- "Maxtor 91152D8", "Maxtor 91008D7", "Maxtor 90845D6", "Maxtor 90840D6", "Maxtor 90720D5", "Maxtor 90648D5", "Maxtor 90576D4",
+static const char * const bad_ata33[] = {
+ "Maxtor 92720U8", "Maxtor 92040U6", "Maxtor 91360U4", "Maxtor 91020U3",
+ "Maxtor 90845U3", "Maxtor 90650U2",
+ "Maxtor 91360D8", "Maxtor 91190D7", "Maxtor 91020D6", "Maxtor 90845D5",
+ "Maxtor 90680D4", "Maxtor 90510D3", "Maxtor 90340D2",
+ "Maxtor 91152D8", "Maxtor 91008D7", "Maxtor 90845D6", "Maxtor 90840D6",
+ "Maxtor 90720D5", "Maxtor 90648D5", "Maxtor 90576D4",
"Maxtor 90510D4",
"Maxtor 90432D3", "Maxtor 90288D2", "Maxtor 90256D2",
- "Maxtor 91000D8", "Maxtor 90910D8", "Maxtor 90875D7", "Maxtor 90840D7", "Maxtor 90750D6", "Maxtor 90625D5", "Maxtor 90500D4",
- "Maxtor 91728D8", "Maxtor 91512D7", "Maxtor 91303D6", "Maxtor 91080D5", "Maxtor 90845D4", "Maxtor 90680D4", "Maxtor 90648D3", "Maxtor 90432D2",
+ "Maxtor 91000D8", "Maxtor 90910D8", "Maxtor 90875D7", "Maxtor 90840D7",
+ "Maxtor 90750D6", "Maxtor 90625D5", "Maxtor 90500D4",
+ "Maxtor 91728D8", "Maxtor 91512D7", "Maxtor 91303D6", "Maxtor 91080D5",
+ "Maxtor 90845D4", "Maxtor 90680D4", "Maxtor 90648D3", "Maxtor 90432D2",
NULL
};
-static const char *bad_ata66_4[] = {
+static const char * const bad_ata66_4[] = {
"IBM-DTLA-307075",
"IBM-DTLA-307060",
"IBM-DTLA-307045",
@@ -140,12 +145,13 @@ static const char *bad_ata66_4[] = {
NULL
};
-static const char *bad_ata66_3[] = {
+static const char * const bad_ata66_3[] = {
"WDC AC310200R",
NULL
};
-static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr, const char *list[])
+static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr,
+ const char * const list[])
{
unsigned char model_num[ATA_ID_PROD_LEN + 1];
int i = 0;
@@ -288,6 +294,7 @@ static struct ata_port_operations hpt366_port_ops = {
static void hpt36x_init_chipset(struct pci_dev *dev)
{
u8 drive_fast;
+
pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (L1_CACHE_BYTES / 4));
pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x78);
pci_write_config_byte(dev, PCI_MIN_GNT, 0x08);
@@ -349,16 +356,16 @@ static int hpt36x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
/* PCI clocking determines the ATA timing values to use */
/* info_hpt366 is safe against re-entry so we can scribble on it */
- switch((reg1 & 0x700) >> 8) {
- case 9:
- hpriv = &hpt366_40;
- break;
- case 5:
- hpriv = &hpt366_25;
- break;
- default:
- hpriv = &hpt366_33;
- break;
+ switch ((reg1 & 0x700) >> 8) {
+ case 9:
+ hpriv = &hpt366_40;
+ break;
+ case 5:
+ hpriv = &hpt366_25;
+ break;
+ default:
+ hpriv = &hpt366_33;
+ break;
}
/* Now kick off ATA set up */
return ata_pci_bmdma_init_one(dev, ppi, &hpt36x_sht, hpriv, 0);
@@ -385,9 +392,9 @@ static const struct pci_device_id hpt36x[] = {
};
static struct pci_driver hpt36x_pci_driver = {
- .name = DRV_NAME,
+ .name = DRV_NAME,
.id_table = hpt36x,
- .probe = hpt36x_init_one,
+ .probe = hpt36x_init_one,
.remove = ata_pci_remove_one,
#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 9ae4c08..efdd18b 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -8,7 +8,7 @@
* Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org>
* Portions Copyright (C) 2001 Sun Microsystems, Inc.
* Portions Copyright (C) 2003 Red Hat Inc
- * Portions Copyright (C) 2005-2009 MontaVista Software, Inc.
+ * Portions Copyright (C) 2005-2010 MontaVista Software, Inc.
*
* TODO
* Look into engine reset on timeout errors. Should not be required.
@@ -24,7 +24,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt37x"
-#define DRV_VERSION "0.6.15"
+#define DRV_VERSION "0.6.18"
struct hpt_clock {
u8 xfer_speed;
@@ -210,7 +210,7 @@ static u32 hpt37x_find_mode(struct ata_port *ap, int speed)
{
struct hpt_clock *clocks = ap->host->private_data;
- while(clocks->xfer_speed) {
+ while (clocks->xfer_speed) {
if (clocks->xfer_speed == speed)
return clocks->timing;
clocks++;
@@ -219,7 +219,8 @@ static u32 hpt37x_find_mode(struct ata_port *ap, int speed)
return 0xffffffffU; /* silence compiler warning */
}
-static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr, const char *list[])
+static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr,
+ const char * const list[])
{
unsigned char model_num[ATA_ID_PROD_LEN + 1];
int i = 0;
@@ -237,18 +238,23 @@ static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr, cons
return 0;
}
-static const char *bad_ata33[] = {
- "Maxtor 92720U8", "Maxtor 92040U6", "Maxtor 91360U4", "Maxtor 91020U3", "Maxtor 90845U3", "Maxtor 90650U2",
- "Maxtor 91360D8", "Maxtor 91190D7", "Maxtor 91020D6", "Maxtor 90845D5", "Maxtor 90680D4", "Maxtor 90510D3", "Maxtor 90340D2",
- "Maxtor 91152D8", "Maxtor 91008D7", "Maxtor 90845D6", "Maxtor 90840D6", "Maxtor 90720D5", "Maxtor 90648D5", "Maxtor 90576D4",
+static const char * const bad_ata33[] = {
+ "Maxtor 92720U8", "Maxtor 92040U6", "Maxtor 91360U4", "Maxtor 91020U3",
+ "Maxtor 90845U3", "Maxtor 90650U2",
+ "Maxtor 91360D8", "Maxtor 91190D7", "Maxtor 91020D6", "Maxtor 90845D5",
+ "Maxtor 90680D4", "Maxtor 90510D3", "Maxtor 90340D2",
+ "Maxtor 91152D8", "Maxtor 91008D7", "Maxtor 90845D6", "Maxtor 90840D6",
+ "Maxtor 90720D5", "Maxtor 90648D5", "Maxtor 90576D4",
"Maxtor 90510D4",
"Maxtor 90432D3", "Maxtor 90288D2", "Maxtor 90256D2",
- "Maxtor 91000D8", "Maxtor 90910D8", "Maxtor 90875D7", "Maxtor 90840D7", "Maxtor 90750D6", "Maxtor 90625D5", "Maxtor 90500D4",
- "Maxtor 91728D8", "Maxtor 91512D7", "Maxtor 91303D6", "Maxtor 91080D5", "Maxtor 90845D4", "Maxtor 90680D4", "Maxtor 90648D3", "Maxtor 90432D2",
+ "Maxtor 91000D8", "Maxtor 90910D8", "Maxtor 90875D7", "Maxtor 90840D7",
+ "Maxtor 90750D6", "Maxtor 90625D5", "Maxtor 90500D4",
+ "Maxtor 91728D8", "Maxtor 91512D7", "Maxtor 91303D6", "Maxtor 91080D5",
+ "Maxtor 90845D4", "Maxtor 90680D4", "Maxtor 90648D3", "Maxtor 90432D2",
NULL
};
-static const char *bad_ata100_5[] = {
+static const char * const bad_ata100_5[] = {
"IBM-DTLA-307075",
"IBM-DTLA-307060",
"IBM-DTLA-307045",
@@ -302,6 +308,22 @@ static unsigned long hpt370a_filter(struct ata_device *adev, unsigned long mask)
}
/**
+ * hpt372_filter - mode selection filter
+ * @adev: ATA device
+ * @mask: mode mask
+ *
+ * The Marvell bridge chips used on the HighPoint SATA cards do not seem
+ * to support the UltraDMA modes 1, 2, and 3 as well as any MWDMA modes...
+ */
+static unsigned long hpt372_filter(struct ata_device *adev, unsigned long mask)
+{
+ if (ata_id_is_sata(adev->id))
+ mask &= ~((0xE << ATA_SHIFT_UDMA) | ATA_MASK_MWDMA);
+
+ return mask;
+}
+
+/**
* hpt37x_cable_detect - Detect the cable type
* @ap: ATA port to detect on
*
@@ -373,6 +395,7 @@ static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline)
{ 0x50, 1, 0x04, 0x04 },
{ 0x54, 1, 0x04, 0x04 }
};
+
if (!pci_test_config_bits(pdev, &hpt37x_enable_bits[ap->port_no]))
return -ENOENT;
@@ -586,11 +609,11 @@ static struct ata_port_operations hpt370a_port_ops = {
};
/*
- * Configuration for HPT372, HPT371, HPT302. Slightly different PIO
- * and DMA mode setting functionality.
+ * Configuration for HPT371 and HPT302. Slightly different PIO and DMA
+ * mode setting functionality.
*/
-static struct ata_port_operations hpt372_port_ops = {
+static struct ata_port_operations hpt302_port_ops = {
.inherits = &ata_bmdma_port_ops,
.bmdma_stop = hpt37x_bmdma_stop,
@@ -602,7 +625,17 @@ static struct ata_port_operations hpt372_port_ops = {
};
/*
- * Configuration for HPT374. Mode setting works like 372 and friends
+ * Configuration for HPT372. Mode setting works like 371 and 302
+ * but we have a mode filter.
+ */
+
+static struct ata_port_operations hpt372_port_ops = {
+ .inherits = &hpt302_port_ops,
+ .mode_filter = hpt372_filter,
+};
+
+/*
+ * Configuration for HPT374. Mode setting and filtering works like 372
* but we have a different cable detection procedure for function 1.
*/
@@ -647,12 +680,12 @@ static int hpt37x_calibrate_dpll(struct pci_dev *dev)
u32 reg5c;
int tries;
- for(tries = 0; tries < 0x5000; tries++) {
+ for (tries = 0; tries < 0x5000; tries++) {
udelay(50);
pci_read_config_byte(dev, 0x5b, &reg5b);
if (reg5b & 0x80) {
/* See if it stays set */
- for(tries = 0; tries < 0x1000; tries ++) {
+ for (tries = 0; tries < 0x1000; tries++) {
pci_read_config_byte(dev, 0x5b, &reg5b);
/* Failed ? */
if ((reg5b & 0x80) == 0)
@@ -660,7 +693,7 @@ static int hpt37x_calibrate_dpll(struct pci_dev *dev)
}
/* Turn off tuning, we have the DPLL set */
pci_read_config_dword(dev, 0x5c, &reg5c);
- pci_write_config_dword(dev, 0x5c, reg5c & ~ 0x100);
+ pci_write_config_dword(dev, 0x5c, reg5c & ~0x100);
return 1;
}
}
@@ -672,6 +705,7 @@ static u32 hpt374_read_freq(struct pci_dev *pdev)
{
u32 freq;
unsigned long io_base = pci_resource_start(pdev, 4);
+
if (PCI_FUNC(pdev->devfn) & 1) {
struct pci_dev *pdev_0;
@@ -737,23 +771,23 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
.udma_mask = ATA_UDMA5,
.port_ops = &hpt370a_port_ops
};
- /* HPT370 - UDMA100 */
+ /* HPT370 - UDMA66 */
static const struct ata_port_info info_hpt370_33 = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA5,
+ .udma_mask = ATA_UDMA4,
.port_ops = &hpt370_port_ops
};
- /* HPT370A - UDMA100 */
+ /* HPT370A - UDMA66 */
static const struct ata_port_info info_hpt370a_33 = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA5,
+ .udma_mask = ATA_UDMA4,
.port_ops = &hpt370a_port_ops
};
- /* HPT371, 372 and friends - UDMA133 */
+ /* HPT372 - UDMA133 */
static const struct ata_port_info info_hpt372 = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = ATA_PIO4,
@@ -761,6 +795,14 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
.udma_mask = ATA_UDMA6,
.port_ops = &hpt372_port_ops
};
+ /* HPT371, 302 - UDMA133 */
+ static const struct ata_port_info info_hpt302 = {
+ .flags = ATA_FLAG_SLAVE_POSS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &hpt302_port_ops
+ };
/* HPT374 - UDMA100, function 1 uses different prereset method */
static const struct ata_port_info info_hpt374_fn0 = {
.flags = ATA_FLAG_SLAVE_POSS,
@@ -805,64 +847,68 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
if (rev == 6)
return -ENODEV;
- switch(rev) {
- case 3:
- ppi[0] = &info_hpt370;
- chip_table = &hpt370;
- prefer_dpll = 0;
- break;
- case 4:
- ppi[0] = &info_hpt370a;
- chip_table = &hpt370a;
- prefer_dpll = 0;
- break;
- case 5:
- ppi[0] = &info_hpt372;
- chip_table = &hpt372;
- break;
- default:
- printk(KERN_ERR "pata_hpt37x: Unknown HPT366 "
- "subtype, please report (%d).\n", rev);
- return -ENODEV;
+ switch (rev) {
+ case 3:
+ ppi[0] = &info_hpt370;
+ chip_table = &hpt370;
+ prefer_dpll = 0;
+ break;
+ case 4:
+ ppi[0] = &info_hpt370a;
+ chip_table = &hpt370a;
+ prefer_dpll = 0;
+ break;
+ case 5:
+ ppi[0] = &info_hpt372;
+ chip_table = &hpt372;
+ break;
+ default:
+ printk(KERN_ERR "pata_hpt37x: Unknown HPT366 subtype, "
+ "please report (%d).\n", rev);
+ return -ENODEV;
}
} else {
- switch(dev->device) {
- case PCI_DEVICE_ID_TTI_HPT372:
- /* 372N if rev >= 2*/
- if (rev >= 2)
- return -ENODEV;
- ppi[0] = &info_hpt372;
- chip_table = &hpt372a;
- break;
- case PCI_DEVICE_ID_TTI_HPT302:
- /* 302N if rev > 1 */
- if (rev > 1)
- return -ENODEV;
- ppi[0] = &info_hpt372;
- /* Check this */
- chip_table = &hpt302;
- break;
- case PCI_DEVICE_ID_TTI_HPT371:
- if (rev > 1)
- return -ENODEV;
- ppi[0] = &info_hpt372;
- chip_table = &hpt371;
- /* Single channel device, master is not present
- but the BIOS (or us for non x86) must mark it
- absent */
- pci_read_config_byte(dev, 0x50, &mcr1);
- mcr1 &= ~0x04;
- pci_write_config_byte(dev, 0x50, mcr1);
- break;
- case PCI_DEVICE_ID_TTI_HPT374:
- chip_table = &hpt374;
- if (!(PCI_FUNC(dev->devfn) & 1))
- *ppi = &info_hpt374_fn0;
- else
- *ppi = &info_hpt374_fn1;
- break;
- default:
- printk(KERN_ERR "pata_hpt37x: PCI table is bogus please report (%d).\n", dev->device);
+ switch (dev->device) {
+ case PCI_DEVICE_ID_TTI_HPT372:
+ /* 372N if rev >= 2 */
+ if (rev >= 2)
+ return -ENODEV;
+ ppi[0] = &info_hpt372;
+ chip_table = &hpt372a;
+ break;
+ case PCI_DEVICE_ID_TTI_HPT302:
+ /* 302N if rev > 1 */
+ if (rev > 1)
+ return -ENODEV;
+ ppi[0] = &info_hpt302;
+ /* Check this */
+ chip_table = &hpt302;
+ break;
+ case PCI_DEVICE_ID_TTI_HPT371:
+ if (rev > 1)
+ return -ENODEV;
+ ppi[0] = &info_hpt302;
+ chip_table = &hpt371;
+ /*
+ * Single channel device, master is not present
+ * but the BIOS (or us for non x86) must mark it
+ * absent
+ */
+ pci_read_config_byte(dev, 0x50, &mcr1);
+ mcr1 &= ~0x04;
+ pci_write_config_byte(dev, 0x50, mcr1);
+ break;
+ case PCI_DEVICE_ID_TTI_HPT374:
+ chip_table = &hpt374;
+ if (!(PCI_FUNC(dev->devfn) & 1))
+ *ppi = &info_hpt374_fn0;
+ else
+ *ppi = &info_hpt374_fn1;
+ break;
+ default:
+ printk(KERN_ERR
+ "pata_hpt37x: PCI table is bogus, please report (%d).\n",
+ dev->device);
return -ENODEV;
}
}
@@ -893,9 +939,11 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
if (chip_table == &hpt372a)
outb(0x0e, iobase + 0x9c);
- /* Some devices do not let this value be accessed via PCI space
- according to the old driver. In addition we must use the value
- from FN 0 on the HPT374 */
+ /*
+ * Some devices do not let this value be accessed via PCI space
+ * according to the old driver. In addition we must use the value
+ * from FN 0 on the HPT374.
+ */
if (chip_table == &hpt374) {
freq = hpt374_read_freq(dev);
@@ -909,10 +957,11 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
u8 sr;
u32 total = 0;
- printk(KERN_WARNING "pata_hpt37x: BIOS has not set timing clocks.\n");
+ printk(KERN_WARNING
+ "pata_hpt37x: BIOS has not set timing clocks.\n");
/* This is the process the HPT371 BIOS is reported to use */
- for(i = 0; i < 128; i++) {
+ for (i = 0; i < 128; i++) {
pci_read_config_byte(dev, 0x78, &sr);
total += sr & 0x1FF;
udelay(15);
@@ -947,17 +996,22 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
/* Select the DPLL clock. */
pci_write_config_byte(dev, 0x5b, 0x21);
- pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low | 0x100);
+ pci_write_config_dword(dev, 0x5C,
+ (f_high << 16) | f_low | 0x100);
- for(adjust = 0; adjust < 8; adjust++) {
+ for (adjust = 0; adjust < 8; adjust++) {
if (hpt37x_calibrate_dpll(dev))
break;
- /* See if it'll settle at a fractionally different clock */
+ /*
+ * See if it'll settle at a fractionally
+ * different clock
+ */
if (adjust & 1)
f_low -= adjust >> 1;
else
f_high += adjust >> 1;
- pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low | 0x100);
+ pci_write_config_dword(dev, 0x5C,
+ (f_high << 16) | f_low | 0x100);
}
if (adjust == 8) {
printk(KERN_ERR "pata_hpt37x: DPLL did not stabilize!\n");
@@ -976,7 +1030,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
* Perform a final fixup. Note that we will have used the
* DPLL on the HPT372 which means we don't have to worry
* about lack of UDMA133 support on lower clocks
- */
+ */
if (clock_slot < 2 && ppi[0] == &info_hpt370)
ppi[0] = &info_hpt370_33;
@@ -1001,9 +1055,9 @@ static const struct pci_device_id hpt37x[] = {
};
static struct pci_driver hpt37x_pci_driver = {
- .name = DRV_NAME,
+ .name = DRV_NAME,
.id_table = hpt37x,
- .probe = hpt37x_init_one,
+ .probe = hpt37x_init_one,
.remove = ata_pci_remove_one
};
diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c
index 32f3463..d2239bb 100644
--- a/drivers/ata/pata_hpt3x2n.c
+++ b/drivers/ata/pata_hpt3x2n.c
@@ -1,5 +1,5 @@
/*
- * Libata driver for the highpoint 372N and 302N UDMA66 ATA controllers.
+ * Libata driver for the HighPoint 371N, 372N, and 302N UDMA66 ATA controllers.
*
* This driver is heavily based upon:
*
@@ -8,7 +8,7 @@
* Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org>
* Portions Copyright (C) 2001 Sun Microsystems, Inc.
* Portions Copyright (C) 2003 Red Hat Inc
- * Portions Copyright (C) 2005-2009 MontaVista Software, Inc.
+ * Portions Copyright (C) 2005-2010 MontaVista Software, Inc.
*
*
* TODO
@@ -25,7 +25,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt3x2n"
-#define DRV_VERSION "0.3.10"
+#define DRV_VERSION "0.3.13"
enum {
HPT_PCI_FAST = (1 << 31),
@@ -103,7 +103,7 @@ static u32 hpt3x2n_find_mode(struct ata_port *ap, int speed)
{
struct hpt_clock *clocks = hpt3x2n_clocks;
- while(clocks->xfer_speed) {
+ while (clocks->xfer_speed) {
if (clocks->xfer_speed == speed)
return clocks->timing;
clocks++;
@@ -113,6 +113,22 @@ static u32 hpt3x2n_find_mode(struct ata_port *ap, int speed)
}
/**
+ * hpt372n_filter - mode selection filter
+ * @adev: ATA device
+ * @mask: mode mask
+ *
+ * The Marvell bridge chips used on the HighPoint SATA cards do not seem
+ * to support the UltraDMA modes 1, 2, and 3 as well as any MWDMA modes...
+ */
+static unsigned long hpt372n_filter(struct ata_device *adev, unsigned long mask)
+{
+ if (ata_id_is_sata(adev->id))
+ mask &= ~((0xE << ATA_SHIFT_UDMA) | ATA_MASK_MWDMA);
+
+ return mask;
+}
+
+/**
* hpt3x2n_cable_detect - Detect the cable type
* @ap: ATA port to detect on
*
@@ -153,6 +169,7 @@ static int hpt3x2n_pre_reset(struct ata_link *link, unsigned long deadline)
{
struct ata_port *ap = link->ap;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+
/* Reset the state machine */
pci_write_config_byte(pdev, 0x50 + 4 * ap->port_no, 0x37);
udelay(100);
@@ -328,10 +345,10 @@ static struct scsi_host_template hpt3x2n_sht = {
};
/*
- * Configuration for HPT3x2n.
+ * Configuration for HPT302N/371N.
*/
-static struct ata_port_operations hpt3x2n_port_ops = {
+static struct ata_port_operations hpt3xxn_port_ops = {
.inherits = &ata_bmdma_port_ops,
.bmdma_stop = hpt3x2n_bmdma_stop,
@@ -345,6 +362,15 @@ static struct ata_port_operations hpt3x2n_port_ops = {
.prereset = hpt3x2n_pre_reset,
};
+/*
+ * Configuration for HPT372N. Same as 302N/371N but we have a mode filter.
+ */
+
+static struct ata_port_operations hpt372n_port_ops = {
+ .inherits = &hpt3xxn_port_ops,
+ .mode_filter = &hpt372n_filter,
+};
+
/**
* hpt3xn_calibrate_dpll - Calibrate the DPLL loop
* @dev: PCI device
@@ -359,12 +385,12 @@ static int hpt3xn_calibrate_dpll(struct pci_dev *dev)
u32 reg5c;
int tries;
- for(tries = 0; tries < 0x5000; tries++) {
+ for (tries = 0; tries < 0x5000; tries++) {
udelay(50);
pci_read_config_byte(dev, 0x5b, &reg5b);
if (reg5b & 0x80) {
/* See if it stays set */
- for(tries = 0; tries < 0x1000; tries ++) {
+ for (tries = 0; tries < 0x1000; tries++) {
pci_read_config_byte(dev, 0x5b, &reg5b);
/* Failed ? */
if ((reg5b & 0x80) == 0)
@@ -372,7 +398,7 @@ static int hpt3xn_calibrate_dpll(struct pci_dev *dev)
}
/* Turn off tuning, we have the DPLL set */
pci_read_config_dword(dev, 0x5c, &reg5c);
- pci_write_config_dword(dev, 0x5c, reg5c & ~ 0x100);
+ pci_write_config_dword(dev, 0x5c, reg5c & ~0x100);
return 1;
}
}
@@ -388,8 +414,19 @@ static int hpt3x2n_pci_clock(struct pci_dev *pdev)
fcnt = inl(iobase + 0x90); /* Not PCI readable for some chips */
if ((fcnt >> 12) != 0xABCDE) {
- printk(KERN_WARNING "hpt3xn: BIOS clock data not set.\n");
- return 33; /* Not BIOS set */
+ int i;
+ u16 sr;
+ u32 total = 0;
+
+ printk(KERN_WARNING "pata_hpt3x2n: BIOS clock data not set.\n");
+
+ /* This is the process the HPT371 BIOS is reported to use */
+ for (i = 0; i < 128; i++) {
+ pci_read_config_word(pdev, 0x78, &sr);
+ total += sr & 0x1FF;
+ udelay(15);
+ }
+ fcnt = total / 128;
}
fcnt &= 0x1FF;
@@ -431,21 +468,27 @@ static int hpt3x2n_pci_clock(struct pci_dev *pdev)
* HPT372N 9 (HPT372N) * UDMA133
*
* (1) UDMA133 support depends on the bus clock
- *
- * To pin down HPT371N
*/
static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
- /* HPT372N and friends - UDMA133 */
- static const struct ata_port_info info = {
+ /* HPT372N - UDMA133 */
+ static const struct ata_port_info info_hpt372n = {
+ .flags = ATA_FLAG_SLAVE_POSS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &hpt372n_port_ops
+ };
+ /* HPT302N and HPT371N - UDMA133 */
+ static const struct ata_port_info info_hpt3xxn = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA6,
- .port_ops = &hpt3x2n_port_ops
+ .port_ops = &hpt3xxn_port_ops
};
- const struct ata_port_info *ppi[] = { &info, NULL };
+ const struct ata_port_info *ppi[] = { &info_hpt3xxn, NULL };
u8 rev = dev->revision;
u8 irqmask;
unsigned int pci_mhz;
@@ -459,30 +502,36 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
if (rc)
return rc;
- switch(dev->device) {
- case PCI_DEVICE_ID_TTI_HPT366:
- if (rev < 6)
- return -ENODEV;
- break;
- case PCI_DEVICE_ID_TTI_HPT371:
- if (rev < 2)
- return -ENODEV;
- /* 371N if rev > 1 */
- break;
- case PCI_DEVICE_ID_TTI_HPT372:
- /* 372N if rev >= 2*/
- if (rev < 2)
- return -ENODEV;
- break;
- case PCI_DEVICE_ID_TTI_HPT302:
- if (rev < 2)
- return -ENODEV;
- break;
- case PCI_DEVICE_ID_TTI_HPT372N:
- break;
- default:
- printk(KERN_ERR "pata_hpt3x2n: PCI table is bogus please report (%d).\n", dev->device);
+ switch (dev->device) {
+ case PCI_DEVICE_ID_TTI_HPT366:
+ /* 372N if rev >= 6 */
+ if (rev < 6)
return -ENODEV;
+ goto hpt372n;
+ case PCI_DEVICE_ID_TTI_HPT371:
+ /* 371N if rev >= 2 */
+ if (rev < 2)
+ return -ENODEV;
+ break;
+ case PCI_DEVICE_ID_TTI_HPT372:
+ /* 372N if rev >= 2 */
+ if (rev < 2)
+ return -ENODEV;
+ goto hpt372n;
+ case PCI_DEVICE_ID_TTI_HPT302:
+ /* 302N if rev >= 2 */
+ if (rev < 2)
+ return -ENODEV;
+ break;
+ case PCI_DEVICE_ID_TTI_HPT372N:
+hpt372n:
+ ppi[0] = &info_hpt372n;
+ break;
+ default:
+ printk(KERN_ERR
+ "pata_hpt3x2n: PCI table is bogus please report (%d).\n",
+ dev->device);
+ return -ENODEV;
}
/* Ok so this is a chip we support */
@@ -509,8 +558,10 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
pci_write_config_byte(dev, 0x50, mcr1);
}
- /* Tune the PLL. HPT recommend using 75 for SATA, 66 for UDMA133 or
- 50 for UDMA100. Right now we always use 66 */
+ /*
+ * Tune the PLL. HPT recommend using 75 for SATA, 66 for UDMA133 or
+ * 50 for UDMA100. Right now we always use 66
+ */
pci_mhz = hpt3x2n_pci_clock(dev);
@@ -522,7 +573,7 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
pci_write_config_byte(dev, 0x5B, 0x21);
/* Unlike the 37x we don't try jiggling the frequency */
- for(adjust = 0; adjust < 8; adjust++) {
+ for (adjust = 0; adjust < 8; adjust++) {
if (hpt3xn_calibrate_dpll(dev))
break;
pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low);
@@ -534,8 +585,11 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using 66MHz DPLL.\n",
pci_mhz);
- /* Set our private data up. We only need a few flags so we use
- it directly */
+
+ /*
+ * Set our private data up. We only need a few flags
+ * so we use it directly.
+ */
if (pci_mhz > 60)
hpriv = (void *)(PCI66 | USE_DPLL);
@@ -562,9 +616,9 @@ static const struct pci_device_id hpt3x2n[] = {
};
static struct pci_driver hpt3x2n_pci_driver = {
- .name = DRV_NAME,
+ .name = DRV_NAME,
.id_table = hpt3x2n,
- .probe = hpt3x2n_init_one,
+ .probe = hpt3x2n_init_one,
.remove = ata_pci_remove_one
};
@@ -579,7 +633,7 @@ static void __exit hpt3x2n_exit(void)
}
MODULE_AUTHOR("Alan Cox");
-MODULE_DESCRIPTION("low-level driver for the Highpoint HPT3x2n/30x");
+MODULE_DESCRIPTION("low-level driver for the Highpoint HPT3xxN");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, hpt3x2n);
MODULE_VERSION(DRV_VERSION);
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index de2e09e..d3c5905 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -5748,7 +5748,7 @@ static int ipr_queuecommand_lck(struct scsi_cmnd *scsi_cmd,
}
if (ipr_is_gata(res) && res->sata_port)
- return ata_sas_queuecmd(scsi_cmd, done, res->sata_port->ap);
+ return ata_sas_queuecmd(scsi_cmd, res->sata_port->ap);
ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
ioarcb = &ipr_cmd->ioarcb;
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 29251fa..5815cbe 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -211,8 +211,7 @@ static int sas_queuecommand_lck(struct scsi_cmnd *cmd,
unsigned long flags;
spin_lock_irqsave(dev->sata_dev.ap->lock, flags);
- res = ata_sas_queuecmd(cmd, scsi_done,
- dev->sata_dev.ap);
+ res = ata_sas_queuecmd(cmd, dev->sata_dev.ap);
spin_unlock_irqrestore(dev->sata_dev.ap->lock, flags);
goto out;
}
diff --git a/include/linux/libata.h b/include/linux/libata.h
index d947b12..c9c5d7a 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -996,8 +996,7 @@ extern int ata_sas_port_init(struct ata_port *);
extern int ata_sas_port_start(struct ata_port *ap);
extern void ata_sas_port_stop(struct ata_port *ap);
extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *);
-extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
- struct ata_port *ap);
+extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap);
extern int sata_scr_valid(struct ata_link *link);
extern int sata_scr_read(struct ata_link *link, int reg, u32 *val);
extern int sata_scr_write(struct ata_link *link, int reg, u32 val);
@@ -1040,8 +1039,7 @@ extern unsigned int ata_do_dev_read_id(struct ata_device *dev,
struct ata_taskfile *tf, u16 *id);
extern void ata_qc_complete(struct ata_queued_cmd *qc);
extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active);
-extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
- void (*done)(struct scsi_cmnd *));
+extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd);
extern int ata_std_bios_param(struct scsi_device *sdev,
struct block_device *bdev,
sector_t capacity, int geom[]);
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